ALEXANDRIA, Va., April 9 -- United States Patent no. 12,272,468, issued on April 8, was assigned to University of Washington (Seattle).

"Polymer-silica hybrid pdots and methods of use thereof" was invented by Daniel T. Chiu (Seattle), Jiangbo Yu (Bothell, Wash.), Yu Rong (Kenmore, Wash.) and Changfeng Wu (Changchun, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides organic-inorganic hybrid polymer particles, which have desirable surface chemistry and optical properties that make them particularly suitable for biological and optical applications. The present disclosure also provides methods of making organic-inorganic hybrid polymer particles. The present disclosure also pro...